Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d24442a8c14382cb141401b4a7a88b50be40eb5eac2424234a97f2c9ab8bc77c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^